Vulnerability-Lookup

CNVD-2021-71526

Vulnerability from cnvd - Published: 2021-09-16

Title

IBM AIX权限许可和访问控制问题漏洞（CNVD-2021-71526）

Description

IBM AIX是美国IBM公司的一款为IBM Power体系架构开发的一种基于开放标准的UNIX操作系统。多款IBM应用中存在权限许可和访问控制问题漏洞，该漏洞源于产品缺乏有效的权限许可和访问控制措施。攻击者可通过该漏洞获得根特权。

Severity

高

Patch Name

IBM AIX权限许可和访问控制问题漏洞（CNVD-2021-71526）的补丁

Patch Description

IBM AIX是美国IBM公司的一款为IBM Power体系架构开发的一种基于开放标准的UNIX操作系统。多款IBM应用中存在权限许可和访问控制问题漏洞，该漏洞源于产品缺乏有效的权限许可和访问控制措施。攻击者可通过该漏洞获得根特权。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.ibm.com/support/pages/node/6483875

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-29801

Impacted products

Name
['IBM AIX 7.1', 'IBM AIX 7.2', 'IBM VIOS 3.1']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-29801",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-29801"
    }
  },
  "description": "IBM AIX\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u4e3aIBM Power\u4f53\u7cfb\u67b6\u6784\u5f00\u53d1\u7684\u4e00\u79cd\u57fa\u4e8e\u5f00\u653e\u6807\u51c6\u7684UNIX\u64cd\u4f5c\u7cfb\u7edf\u3002\n\n\u591a\u6b3eIBM\u5e94\u7528\u4e2d\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u7f3a\u4e4f\u6709\u6548\u7684\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u63aa\u65bd\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8be5\u6f0f\u6d1e\u83b7\u5f97\u6839\u7279\u6743\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.ibm.com/support/pages/node/6483875",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-71526",
  "openTime": "2021-09-16",
  "patchDescription": "IBM AIX\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u4e3aIBM Power\u4f53\u7cfb\u67b6\u6784\u5f00\u53d1\u7684\u4e00\u79cd\u57fa\u4e8e\u5f00\u653e\u6807\u51c6\u7684UNIX\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\n\u591a\u6b3eIBM\u5e94\u7528\u4e2d\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4ea7\u54c1\u7f3a\u4e4f\u6709\u6548\u7684\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u63aa\u65bd\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8be5\u6f0f\u6d1e\u83b7\u5f97\u6839\u7279\u6743\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "IBM AIX\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-71526\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "IBM AIX 7.1",
      "IBM AIX 7.2",
      "IBM VIOS 3.1"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-29801",
  "serverity": "\u9ad8",
  "submitTime": "2021-08-27",
  "title": "IBM AIX\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-71526\uff09"
}

CVE-2021-29801 (GCVE-0-2021-29801)

Vulnerability from cvelistv5 – Published: 2021-08-26 19:25 – Updated: 2024-09-17 01:11

Summary

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the kernel to gain root privileges. IBM X-Force ID: 203977.

Severity

8.4 (High)


                        
                          CVSS:3.0/AV:L/UI:N/I:H/AC:L/C:H/S:U/A:H/PR:N/RC:C/E:U/RL:O

CWE

Gain Privileges

Assigner

ibm mitre root

References

2 references

URL	Tags
https://www.ibm.com/support/pages/node/6483875	x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF

Impacted products

2 products

Vendor	Product	Version
IBM	VIOS	Affected: 3.1
IBM	AIX	Affected: 7.1 Affected: 7.2

Date Public

2021-08-25 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.